Home / 61,029.09-91,510.27-48,459.59

Finding the Fourth Proportional to 61,029.09, 91,510.27 and 48,459.59

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Solution

The fourth proportional to 61,029.09, 91,510.27 and 48,459.59 is: 72,662.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,029.09 : 91,510.27 = 48,459.59 : x
  2. Step 2: Convert to fraction form
    61,029.09/91,510.27 = 48,459.59/x
  3. Step 3: Cross multiply
    61,029.09x = 91,510.27 × 48,459.59
  4. Step 4: Simplify right side
    61,029.09x = 4,434,549,922.69
  5. Step 5: Solve for x
    x = 4,434,549,922.69/61,029.09
  6. Step 6: Final answer
    x = 72,662.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.